August weather forecast
Merry Oaks, TN

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Weather in August

The last month of the summer, August, is another hot month in Merry Oaks, Tennessee, with an average temperature varying between 87.4°F (30.8°C) and 68.5°F (20.3°C).

Temperature

Merry Oaks registers an average high-temperature of a still tropical 87.4°F (30.8°C) with the arrival of August, showing minor deviation from the preceding month. August brings Merry Oaks a consistent average low-temperature of 68.5°F (20.3°C).

Heat index

The heat index in August is evaluated at a very hot 100.4°F (38°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Know that the heat index computations account for shaded terrains and slight winds. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

In August, the average relative humidity is 73%.

Rainfall

In August, the rain falls for 17.8 days. Throughout August, 3.23" (82mm) of precipitation is accumulated. In Merry Oaks, during the entire year, the rain falls for 169.9 days and collects up to 31.3" (795mm) of precipitation.

Snowfall

In Merry Oaks, snow does not fall in May through October.

Daylight

In Merry Oaks, the average length of the day in August is 13h and 29min.
On the first day of the month, sunrise is at 5:54 am and sunset at 7:51 pm. On the last day of August, in Merry Oaks, sunrise is at 6:18 am and sunset at 7:15 pm CDT.

Sunshine

In Merry Oaks, the average sunshine in August is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: In August, the maximum UV index of 6 transforms into these recommendations:
Ward off overexposure. Defence against solar harm is crucial. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

In Merry Oaks, 87.4°F (30.8°C) is the average high-temperature and 68.5°F (20.3°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is evaluated at 100.4°F (38°C).

What is the average humidity in August?

In August, the average relative humidity is 73%.

How much does it rain in August?

In Merry Oaks, during August, the rain falls for 17.8 days and regularly aggregates up to 3.23" (82mm) of precipitation.

When it does not snow?

In Merry Oaks, Tennessee, snow does not fall in May through October.

What is the average length of the day in August?

The average day length in August is 13h and 29min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:54 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:15 pm CDT.

How long on average sun shines in August?

In Merry Oaks, the average sunshine duration in August is 10.4h.

What is the month with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index reading in August?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average max. wind speed
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Merry Oaks, TN

Average temperature in August - Merry Oaks, TN
  • Average high temperature in August: 87.4°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (44.1°F).

  • Average low temperature in August: 68.5°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in August
Merry Oaks, TN

Average pressure in August - Merry Oaks, TN
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in August
Merry Oaks, TN

Average wind speed in August - Merry Oaks, TN
  • Average wind speed in August: 4.6mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in August
Merry Oaks, TN

Average humidity in August - Merry Oaks, TN
  • Average humidity in August: 73%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Merry Oaks, TN

Average rainfall in August - Merry Oaks, TN
  • Average rainfall in August: 3.23"

The wettest month (with the highest rainfall) is July (4.02").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in August
Merry Oaks, TN

Average rainfall days in August - Merry Oaks, TN
  • Average rainfall days in August: 17.8 days

The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in August
Merry Oaks, TN

Average snowfall in August - Merry Oaks, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Merry Oaks, TN

Average snowfall days in August - Merry Oaks, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Merry Oaks, TN

Average daylight in August / Average sunshine in August - Merry Oaks, TN
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in August
Merry Oaks, TN

Average sunshine days in August - Merry Oaks, TN
  • Average sunshine days in August: 11.4 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in August
Merry Oaks, TN

Average UV index in August - Merry Oaks, TN
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Merry Oaks, TN

Average cloud cover in August - Merry Oaks, TN
  • Average cloud cover in August: 29

The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 29).

Average visibility in August
Merry Oaks, TN

Average visibility in August - Merry Oaks, TN
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Merry Oaks, Tennessee, USA

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